Idris maps

Custom projection with LeafletJS

Being a lightweight library, LeafletJS does not support many projections out of the box. But thanks to…

Draw a map for print

This is the second chapter of a series of tutorials about GIS with JavaScript.

Drawing maps for print with javascript? Is the point of javascript not to do things for the web?

Geodata in javascript

This is the first chapter of a series of tutorials about GIS with JavaScript.

GeoJSON is the standard way of storing geodata in JSON, javascripts native data format. The wikipedia article has very clear and telling examples. If you have never heard of GeoJSON, read…